APIDump: Documented HOOK_PRE_CRAFTING.

MCServer/Plugins/APIDump/APIDesc.lua

@@ -2893,6 +2893,36 @@ end;
 			]],
 		},  -- HOOK_POST_CRAFTING
 
+		HOOK_PRE_CRAFTING =
+		{
+			CalledWhen = "Before the built-in recipes are checked.",
+			DefaultFnName = "OnPreCrafting",  -- also used as pagename
+			Desc = [[
+				This hook is called when a {{cPlayer|player}} changes contents of their
+				{{cCraftingGrid|crafting grid}}, before the built-in recipes are searched for a match by MCServer.
+				Plugins may use this hook to provide a custom recipe.</p>
+				<p>
+				If you intend to tweak built-in recipes, use the {{OnPostCrafting|HOOK_POST_CRAFTING}} hook, because
+				that will be called once the built-in recipe is matched.</p>
+				<p>
+				Also note a third hook, {{OnCraftingNoRecipe|HOOK_CRAFTING_NO_RECIPE}}, that is called when MCServer
+				cannot find any built-in recipe for the given ingredients.
+			]],
+			Params =
+			{
+				{ Name = "Player", Type = "{{cPlayer}}", Notes = "The player who has changed their crafting grid contents" },
+				{ Name = "Grid", Type = "{{cCraftingGrid}}", Notes = "The new crafting grid contents" },
+				{ Name = "Recipe", Type = "{{cCraftingRecipe}}", Notes = "The recipe that MCServer will use. Modify this object to change the recipe" },
+			},
+			Returns = [[
+				If the function returns false or no value, other plugins' callbacks are called and then MCServer
+				searches the built-in recipes. The Recipe output parameter is ignored in this case.</p>
+				<p>
+				If the function returns true, no other callbacks are called for this event and MCServer uses the
+				recipe stored in the Recipe output parameter.
+			]],
+		},  -- HOOK_PRE_CRAFTING
+
 	},  -- Hooks[]